WO2017059930A1 - Dispositif de moulage par soufflage présentant un accouplement de fond à actionnement automatique et procédé pour le fonctionnement du dispositif associé - Google Patents

Dispositif de moulage par soufflage présentant un accouplement de fond à actionnement automatique et procédé pour le fonctionnement du dispositif associé Download PDF

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Publication number
WO2017059930A1
WO2017059930A1 PCT/EP2015/073492 EP2015073492W WO2017059930A1 WO 2017059930 A1 WO2017059930 A1 WO 2017059930A1 EP 2015073492 W EP2015073492 W EP 2015073492W WO 2017059930 A1 WO2017059930 A1 WO 2017059930A1
Authority
WO
WIPO (PCT)
Prior art keywords
carrier
support
blow mold
flowable medium
blow
Prior art date
Application number
PCT/EP2015/073492
Other languages
German (de)
English (en)
Inventor
Florian Geltinger
Original Assignee
Krones Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Krones Ag filed Critical Krones Ag
Priority to EP15778330.9A priority Critical patent/EP3294521B1/fr
Priority to EP18215190.2A priority patent/EP3498451B1/fr
Priority to CN201580054143.3A priority patent/CN107107447B/zh
Priority to PCT/EP2015/073492 priority patent/WO2017059930A1/fr
Priority to US15/511,260 priority patent/US10647047B2/en
Publication of WO2017059930A1 publication Critical patent/WO2017059930A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/20—Opening, closing or clamping
    • B29C33/26—Opening, closing or clamping by pivotal movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/20—Opening, closing or clamping
    • B29C33/26—Opening, closing or clamping by pivotal movement
    • B29C33/28—Opening, closing or clamping by pivotal movement using hydraulic or pneumatic means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/30—Mounting, exchanging or centering
    • B29C33/305—Mounting of moulds or mould support plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/06—Injection blow-moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/28—Blow-moulding apparatus
    • B29C49/30—Blow-moulding apparatus having movable moulds or mould parts
    • B29C49/36—Blow-moulding apparatus having movable moulds or mould parts rotatable about one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C2049/023—Combined blow-moulding and manufacture of the preform or the parison using inherent heat of the preform, i.e. 1 step blow moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C2049/4856—Mounting, exchanging or centering moulds or parts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C2049/4856—Mounting, exchanging or centering moulds or parts thereof
    • B29C2049/4858—Exchanging mould parts, e.g. for changing the mould size or geometry for making different products in the same mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C2049/4856—Mounting, exchanging or centering moulds or parts thereof
    • B29C2049/4864—Fixed by a special construction to the mould half carriers, e.g. using insulating material between the mould and the mould half carrier
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C2049/4879—Moulds characterised by mould configurations
    • B29C2049/4892—Mould halves consisting of an independent main and bottom part
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/56—Opening, closing or clamping means
    • B29C49/5612—Opening, closing or clamping means characterised by bottom part movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/253—Preform
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages

Definitions

  • the present invention relates to an apparatus and a method for forming plastic preforms into plastic containers. Such devices and methods have been known for a long time from the prior art.
  • heated plastic preforms are usually supplied to a blow molding device, such as in particular a stretch blow molding machine, and expanded from this to plastic containers.
  • blow molding machines usually have a plurality of blowing stations, which in turn are equipped with blow molds, in the interior of which the plastic preforms are formed by applying compressed air to the plastic containers and in particular to plastic bottles.
  • blow molds in the interior of which the plastic preforms are formed by applying compressed air to the plastic containers and in particular to plastic bottles.
  • the walls are tempered, for example, cooled.
  • the corresponding blow molding devices or their side parts or their bottom parts on Temperierkanäle within which a temperature control can flow.
  • These tempering channels are connected to a coolant supply, for example to a water supply, and thus the temperature control can be achieved or maintained during operation.
  • the present invention has for its object to provide an apparatus and a method available which allow a comparatively quick change operation of the blow molding and which should preferably also allow at least semi-automatic change of blow moldings.
  • An inventive device for forming plastic preforms to plastic containers has at least one forming station, which in turn has a blow mold, within which the plastic preforms are expandable by exposure to a gaseous medium.
  • the blow mold on a bottom part which is detachably (and at least indirectly) arranged on a support.
  • the device has a first attachment mechanism in order to fix the blow mold and in particular the bottom part to this carrier.
  • the blow mold has at least one silk tenteil, which is detachably mounted on a support and a second attachment mechanism to attach the side part to the carrier.
  • the first attachment mechanism can be actuated by means of a flowable medium in order to unlock the base part relative to the carrier (or to detach it from the carrier or to detach it from the carrier) and the second attachment mechanism can be actuated by means of a flowable medium, in order to unlock the side part from the carrier (or to detach it from the carrier or to be detachable from it) further comprising a - preferably central - media connection means for supplying the flowable medium to the fastening mechanisms and in particular simultaneously to a plurality of fastening mechanisms.
  • several conversion stations are preferably arranged on a common carrier, and these conversion stations each have a media connection device.
  • the media connection device is a common, in particular central, media connection device, via which two attachment mechanisms the flowable medium can be supplied.
  • the flowable medium is a gaseous medium and in particular compressed air.
  • the device also has a second side part, which is likewise arranged in a corresponding manner on a carrier.
  • the present invention is further directed to an apparatus for forming plastic preforms into plastic containers having at least one forming station which in turn has a blow mold within which the plastic preforms are expandable by exposure to a gaseous medium.
  • the blow mold on a bottom part which is detachably mounted on a support and with a first attachment mechanism to secure the bottom part to the carrier.
  • the blow mold has at least one side part, which is detachably arranged on a carrier, and a second attachment mechanism, in order to fasten the side part to the carrier.
  • the device also has a second side part, which is likewise arranged in a corresponding manner on a carrier.
  • the device has an actuating device for actuating at least one of the fastening mechanisms in order to actuate this fastening mechanism.
  • the forming station is designed to be movable relative to this actuating device in at least the direction of movement of the carrier.
  • a particularly stationary, at least with respect to the rotational movement of the carrier stationary actuator (which is designed as an actuator or has an actuator) is provided, which can be approached if necessary, especially for disassembly purposes of the forming station ,
  • a plurality of forming stations are arranged on the carrier, so that for dismantling purposes (for example blow mold change) each one of these forming stations can each be brought to the actuating device, so that preferably the fastening mechanisms of all the forming stations can be controlled by this actuating device.
  • the automation of the blow molding change process can be considerably facilitated. It is possible that for inserting a blow mold into the mold carrier or the bottom mold an exact positioning of the carrier (hereinafter also referred to as blowing wheel) or the forming station relative to the here locally fixed mold change system, i. the actuating device and / or another robot, which serves to remove the blow molds, is made.
  • An actuating device is understood to mean a device which is suitable and intended in particular for actuating the fastening mechanism and which is in particular suitable and intended to switch the fastening mechanism at least from a first state in which the side parts or the bottom part are held on their brackets a release state in which the side parts or the bottom part can be released from the respective carriers.
  • this actuator can provide, for example, compressed air, which in turn serves to actuate the fastening mechanisms.
  • At least one fastening mechanism is switchable between at least two states, in particular a state in which the bottom part or the side part is locked to the respectively associated carrier and / or held on this carrier and a second state in which the bottom part or the side part is unlocked by the respectively associated carrier and / or from this can be removed.
  • the above blow mold is composed of two side parts, preferably a left mold shell and a right mold shell and a bottom mold. These three elements enclose a cavity within which the plastic preforms are converted into plastic containers during operation.
  • a common media connection is provided per transformation station, by means of which the flowable medium can be supplied to the three attachment mechanisms.
  • at least one attachment mechanism is configured such that it is in a locked state with respect to the flowable medium in an unlocked state.
  • a plurality and particularly preferably all of the above-mentioned fastening mechanisms are designed in such a way that they are in a locked state with respect to the flowable medium in an unpressurized state.
  • At least one fastening mechanism can be brought from a locked to an unlocked state by application of a predetermined (over) pressure of the flowable medium (which is in particular compressed air), this predetermined pressure preferably being greater than 2 bar. It is thus preferable to unlock at least part of the blow mold and preferably the entire blow mold via the supply of compressed air.
  • This pressure is preferably greater than 3 bar, preferably greater than 4 bar, preferably greater than 5 bar, preferably greater than 6 bar, preferably greater than 7 bar and preferably greater than 8 bar.
  • said pressure which serves to unlock the blow mold or parts thereof, is less than 20 bar, preferably less than 18 bar, preferably less than 15 bar, preferably less than 12 bar and more preferably less than 11 bar.
  • compressed air and another gas could be used or a liquid medium, in particular a hydraulic medium.
  • a pressure in a range of 9 - 10 bar used or a relatively high pressure so as to achieve a high power density and so advantageously to realize a smaller space.
  • the media connection device is in fluid communication with at least one attachment mechanism by means of at least one supply line, preferably one (at least in sections) flexible supply line.
  • flexible hoses are advantageously provided, which lead from the central media connection to the respective receiving means or fastening mechanisms of the blow mold.
  • a plurality of supply lines are provided, which connect the central media connection with the individual attachment mechanisms (so as to establish a fluid connection between the media connection device and the attachment mechanisms).
  • the media connection is stationary or immovable relative to the forming device (in particular with respect to a carrier of the forming device). More precisely, this media connection preferably rotates during operation with the individual forming stations of the forming device.
  • a multiplicity of such conversion stations can be provided and each one of these conversion stations can each have the said central media connection.
  • a plurality of such forming devices can be arranged on a rotatable carrier.
  • the supply of the flowable medium, in particular compressed air, to the media connection device can be either manually, for example via a compressed air spiral hose to be connected by the operator or automatically via an actuator supported by a machine control, for example the aforementioned actuating device, respectively.
  • the blow mold has at least one further or second side part, which is detachably arranged on a carrier, as well as a further fastening mechanism, in order to fasten the side part or parts to the carrier or to carriers.
  • the blow mold - as mentioned above - preferably two side parts and a bottom part.
  • the device has a locking mechanism which locks in a working operation, and in particular at the same time, the two side parts or their carrier together.
  • the device preferably has a drive for pivoting or opening the two side parts, i. to diverge more exactly.
  • a machine control is provided which controls during or after the automatic feeding of the flowable medium also an opening and unlocking of the mold carrier (so that the blow molds can be removed).
  • the mold carriers are advantageously opened via an deliverable curve segment.
  • the curves piece is controlled by a pneumatic cylinder.
  • the release lock is also done via a curve.
  • a first actuator and in particular a guide curve for opening the blow mold can also be provided on the above-mentioned actuating device and / or a second actuator and in particular a second guide curve for unlocking the side parts of the blow mold or the blow mold carrier.
  • the attachment mechanism has a pretensioning device, which fixes at least one blow-molded part to the carrier associated with this blow-molded part in a non-positive and / or positive manner.
  • a clamping element may be provided, which positively and positively fixes the blow molded parts.
  • this clamping element ensures that there is a lock in a non-pressurized state.
  • this clamping force of the clamping element can be overcome.
  • this biasing device is acted upon by the flowable medium.
  • the biasing means is acted upon by the flowable medium to change a position of the biasing means and a release member operated by the biasing means.
  • the flowable medium via the above flexible hoses can be fed.
  • the pretensioning device is preferably an elastic element and particularly preferably a spring element.
  • the (Vor) clamping elements are not placed in parts of the blow mold, but in parts of the carrier, for example in the mold carrier tray left, the right mold carrier tray and the bottom support. In this way, when changing the blow molding these elements always remain at the forming station.
  • the fastening mechanism has a movable piston, which is displaceable via the flowable medium into a first position and / or via the biasing means into a second position.
  • the first position is an unlocked state in which the blow mold can be removed from the carriers.
  • the fastening mechanism is designed such that when improperly inserting the blow moldings, the mold carrier and the bottom mold can no longer be closed and locked.
  • the clamping element can be designed with a corresponding counterpart such that the mold carriers can only be closed when the blow-molded parts are properly inserted. In this way, the error safety can be increased.
  • blow molding change i. a change in which the blow moldings, e.g. be replaced by a robotic device.
  • At least one element of the actuating device is suitable and intended to produce a positive and / or non-positive connection with at least one element of the forming station.
  • the element of the deformation station may preferably be the above-mentioned central media connection, whereby the supply of a flowable medium, for example compressed air, to the respective fastening means can be achieved by means of this positive and / or non-positive connection. is possible. More specifically, a positive and / or non-positive connection between a stationary platform, for example a main carrier of the device and the rotatably mounted blowing wheel can be produced.
  • the device has a positioning device in order to position the forming station relative to the actuating device.
  • a groove or the like may be provided, in which a counterpart of the actuator can retract to achieve positive engagement and so accurate positioning.
  • a groove may also be provided on the actuating device, which cooperates with a corresponding counterpart of the forming device.
  • the above-mentioned positive and / or non-positive connection is produced by means of an actuator attached to the platform.
  • this actuator can be raised in a vertical direction and be brought to an area of the conversion station.
  • the actuating device produces a fluid connection, so that at least one fastening mechanism can be acted upon by a flowable medium in order to switch this fastening mechanism between at least two positions.
  • the fastening mechanism can be transferred from a locked state (pressureless) to a released state (pressurized), which then makes it possible to remove the blowing stations.
  • the actuating device has an actuator element, wherein this actuator element preferably has a first positive-locking element which is suitable and intended to cooperate with a second positive-locking element which is arranged on the deformation station and / or the blowing wheel so as to make a positive connection.
  • a positive-locking element is provided on the actuator, which can engage in a corresponding counter-element at the forming station. Conversely, however, could also engage the counter element at the forming station form fit into the actuator element.
  • all forming stations on the above-mentioned counter elements so that each individual forming station can approach a precise position with respect to the actuator. It would be possible that these interlocking elements are thus arranged at each transformation station and also on the actuator element.
  • the elements are preferably attached to a mold carrier holder or directly to the blowing wheel.
  • an automatic supply of a compressed air connection for supplying the stations or the fastening mechanisms is achieved in this way.
  • the above-mentioned tensioning elements can in each case, in turn, be supplied centrally via a common media connection for unlocking or locking for each conversion station.
  • the actuating device has at least one actuator to open and / or close the mold carrier and / or the blow mold and / or an actuator for locking and / or unlocking the mold carrier.
  • the actuator comprises two such actuators to cause both opening and / or closing of the mold carrier and / or the blow mold and an actuator for locking and / or unlocking the mold carrier.
  • opening and / or closing of the blow mold and / or unlocking and / or locking during a standstill of the forming station or during a standstill of the carrier on which the forming stations are arranged take place.
  • At least one of these actuators is a guide cam, or these actuators have a guide cam.
  • this actuator and in particular this guide curve is movable.
  • a drive device is provided to move at least one of these actuators.
  • a drive is provided for each to move these actuators.
  • at least one of these drive means is a drive means selected from a group of drive means including electric drive means, pneumatic drive means, hydraulic drive means, magnetic drive means and the like.
  • the actuator or curve segment is switched and the opening movement initiated while preferably a second Kurvenseg- element is switched to release the lock.
  • the switching of the segments preferably works via pneumatic cylinders.
  • the first attachment mechanism is operable by means of a flowable medium to unlock the bottom member from the carrier and the second attachment mechanism is also operable by a flowable medium to unlock the side member (s) from the carrier (s).
  • a media connection device is further provided to supply the flowable medium to the attachment mechanisms.
  • the device has a gripping device in order to remove a blow mold or parts of the blow mold from the forming station.
  • a robot device may be provided. be seen, which takes the blow mold after unlocking of the transformation stations. The exact positioning of the blowing wheel, it is possible that this robot device can be controlled very precisely and precisely for the removal.
  • the device has a coupling element in order to establish a flow connection for the flowable medium.
  • a corresponding coupling piece may be provided in the above-mentioned actuating device, which cooperates with a further coupling piece at the forming station.
  • this coupling element for the connection of the compressed air connection is integrated into the positive-locking element of the actuator device. This means that when a retraction of the actuator in the counter element and the pressure connection is made. This makes it possible that an attachment of this compressed air connection takes place via an extension movement of the actuator element.
  • the device in particular the forming station, preferably has at least one first connection device in order to supply the device, in particular the forming station and in particular also the bottom part and / or the side parts, with a flowable temperature control medium, wherein this supply of the temperature control medium is particularly preferably via a connection device (in particular by means of a flow passing through the connection device) can be separated or interrupted by a removal or a removal movement of the base part from the carrier.
  • a connection device in particular by means of a flow passing through the connection device
  • this first fastening mechanism has a releasable in a predetermined straight direction release element, wherein the attachment of the bottom part to the carrier is releasable by a displacement of this release element in a first predetermined position and by displacement of this release element in a second predetermined position, the bottom part of the Carrier is attachable.
  • the attachment of the bottom part or a release of this attachment is achieved by a rectilinear movement of said release element.
  • This said linear movement can be achieved in a relatively simple manner, for example by pneumatic means.
  • the release element is an adjusting element, which at least indirectly causes a locking of the attachment or a release of this locking. It is possible that in turn by this release element or actuator another element is actuated or moved, and by this operation, the locking or solution of the lock is achieved.
  • the actuator can be moved to lock in a first direction and to release the locking in a second direction, which is opposite to the first direction.
  • connection device described here by means of which ultimately the bottom part can be connected to a Temperierstoff- and in particular a water supply.
  • the temperature control medium supply can thus be interrupted (in particular substantially simultaneously).
  • the second attachment mechanism has a releasable in a predetermined straight direction release element, and by a displacement of this release element in a first predetermined position, the attachment of the side part to the carrier is detachable and by a displacement of this release element in a second predetermined position, the side part attachable to the carrier.
  • the attachment mechanism of the bottom part will be described.
  • a corresponding attachment mechanism is also used to attach the side panels.
  • this mounting mechanism is rotated in the installed state relative to the attachment mechanism of the bottom part substantially at 90 °.
  • two such fastening mechanisms for holding the side parts are provided (per side part, a fastening mechanism).
  • the fastening mechanism described here has the advantage that it is an automatic solution and / or attachment of the side part or bottom part of or on the support allows.
  • the carrier of the side part is preferably a so-called blow-molded carrier shell.
  • this Blasformizischale remain attached to a blow mold and the side part is released from the Blasformitatischale.
  • this attachment mechanism is preferably formed between the Blasformanii- shell and the side part.
  • this attachment mechanism is formed between the blow mold carrier and the blow mold carrier shell or between the blow mold carrier and the side part.
  • the side part is preferably arranged directly on the blow mold carrier shell.
  • the conversion station preferably has at least one first connection device in order to supply a flowable temperature control medium to the conversion station and in particular the side part, and this supply of the temperature control medium can be separated from the carrier by the removal of the side part via the connection device. It is therefore also proposed for the side part that this has tempering, through which a temperature control can flow, so as to temper this side part, such as to cool.
  • the bottom part is arranged on at least one intermediate carrier on said carrier. It is possible that the intermediate part is arranged on the bottom part and this acts, for example, as a spacer. It is also possible for a fastening part to be arranged preferably on this intermediate carrier, but possibly also on the bottom part itself, and in turn a part of the fastening mechanism on this fastening part.
  • the device or the forming station also has two side parts, which preferably together with the bottom part define the cavity within which the plastic preforms are formed into the plastic containers.
  • the above-mentioned side parts of the blow molding device are each arranged on a blow mold carrier.
  • the side parts are preferably arranged on blow mold carrier shells and these blow mold carrier shells are in turn arranged on blow mold carriers.
  • the blow mold carriers, on which the side parts are arranged are pivotable about a pivot axis, in particular a common pivot axis, in order in this way to open and close the blow molding device.
  • this pivot axis runs parallel to the longitudinal direction of a Kunststoffvorform lings or even a plastic container to be produced therefrom.
  • the device further comprises a loading device in order to pressurize the plastic preforms with a flowable and in particular with a gaseous medium (in particular with compressed air).
  • This loading device is advantageously a blowing nozzle, which can be attached to the plastic preform in order to expand it.
  • the loading device can be delivered to the plastic preform by means of a drive device.
  • the device also has a rod-shaped element which can be inserted into the interior of the plastic preforms in order to stretch them in their longitudinal direction.
  • the device preferably has a so-called stretch rod and the device is advantageously a stretch blow molding machine.
  • the side parts can also engage for closing the blow mold in areas of the bottom part.
  • the device has a plurality of forming stations, which are particularly preferably arranged on a common carrier.
  • this carrier is a rotatable carrier such as a so-called blowing wheel.
  • At least one space which can be acted upon by a gaseous medium is formed between the blow mold carrier parts and the blow mold parts or side parts.
  • a pressure pad can be formed, by means of which a blow molded part can be delivered to the other blow molded part during the expansion process.
  • at least one blow molded part has a certain mechanical play in one direction with respect to that blow molded part on which it is arranged which is perpendicular to a plane which is defined in a closed state of the blow mold between the two blow moldings.
  • the above-mentioned solution element is automatically actuated or movable.
  • this release element can be actuated by a flow agent, ie in particular hydraulically or pneumatically actuated.
  • the release element is actuated by a magnetic force.
  • a robot device is provided which automatically performs such a change of the bottom part and / or the side parts.
  • the fastening mechanism could first be loosened and then the relevant side part removed.
  • the release element is inaccessible to a user or operator without, for this purpose, disengaging the attachment mechanism and removing the blow molding part, for example by placing it within the mentioned carrier.
  • the device according to the invention preferably has the fastening mechanisms described for the one or the side parts of the blow molding device as well as for the bottom part. So it would be possible that automatically both the fasteners of the side parts and the bottom part are solved or manufactured. Furthermore, it would be conceivable that, in particular after a release of the respective fastening mechanisms, the blow molding device is removed in its entirety from the forming station. It would be particularly conceivable that further locking mechanisms are provided which fasten the side parts and the bottom part of the blow mold, in particular for an assembly and disassembly process to each other so that the blow mold can be assembled or disassembled in an assembled state.
  • the carrier may have a contact surface, which abuts in a mounted state on a fastened at least indirectly on the bottom part (or the side part) fastener (or a corresponding contact surface of this fastener and a first component of the fastening device may be disposed within this contact surface
  • the fastening device is preferably completely surrounded by regions or material of the carrier in the circumferential direction
  • the release element has a circular cross section.
  • the device has a guide device which guides the release element.
  • a sleeve body may be provided, within which the release element is displaceably mounted.
  • the guide element can also be designed as a rod-like body, which in turn engages in the release element and thus causes a guide of the release element.
  • the release element (which serves to fasten the bottom part) in the longitudinal direction of the plastic preforms to be expanded actuated.
  • this is the same direction in which the above-mentioned stretch rod is introduced into the interior of the plastic preforms.
  • the release element (which serves to fasten the side part) can be actuated substantially perpendicular to the longitudinal direction of the plastic preforms to be expanded.
  • the release element is preferably arranged displaceably on the blow mold carrier shell.
  • both the bottom part or the side part may be detached from the carrier and the supply with the temperature control medium interrupted in the same working step.
  • the compound (s) for the temperature control it is preferably possible that, for example, the bottom part - possibly together with an arranged on the bottom part intermediate carrier and / or a fastener - lifted from the carrier and thus separated and are interrupted by the same process, the compound (s) for the temperature control ,
  • the compounds for the temperature control can be prepared by a feed movement of the bottom part of the carrier.
  • the bottom part or the side part is removable after a release of the fastening mechanism by a movement in a straight direction.
  • this is advantageously the same direction in which the release element is also movable.
  • this may be a direction that is parallel to the longitudinal direction of the plastic preforms, in the case of the side part about a direction which is substantially perpendicular to the longitudinal direction of the plastic preforms.
  • Preference is given to movable elements of the respective attachment mechanisms such as in particular the release element and / or the locking element arranged on the respective carriers. This has the advantage that these elements remain in the replacement of the blow molding on the machine.
  • the first connection device has a first connection element and a second connection element, which can be coupled to one another in a straight direction by a relative movement of the one connection element relative to the other connection element, around the conversion station and in particular the bottom part or the side part the blow molding the flowable temperature control supply.
  • connection element and in particular a connection element, which is arranged at least indirectly on the blow molding, a valve device which closes in a separation of the connection elements, so that after the separation process no tempering medium can flow from the bottom part.
  • connection elements by means of a relative movement of the connection elements with respect to each other, a fluid connection between a temperature control medium supply and the bottom part or the side parts can be produced or interrupted.
  • the mentioned straight direction also corresponds to the removal direction of the bottom part or the side part and / or the direction of movement of the release element.
  • the release element has a rod-shaped body and / or a body which extends in the above-mentioned direction of movement of the release element.
  • at least one connecting element also extends and particularly preferably both connecting elements extend in the above-mentioned direction, in which the release element is also movable.
  • the connecting elements advantageously also extend (in the case of the bottom part) in the longitudinal direction of the plastic preforms and (in the case of the side part or parts) substantially perpendicular to this longitudinal direction.
  • the connection elements are designed as a plug and coupling.
  • the bottom part can be taken and removed after releasing the fastening mechanism of the carrier.
  • the Temperierstoffharm be solved.
  • the device has a second connection device in order to discharge the temperature control medium from the bottom part.
  • the bottom part can be integrated into a temperature control circuit.
  • this feed is separable by a removal of the bottom part.
  • the second connection device it is also preferred here for the second connection device to have two connection elements which can be connected to one another or released by a relative movement and in particular a relative movement in the direction described above. In this way it is also possible to automatically integrate the bottom part in a tempering circuit.
  • connection devices and / or connecting elements in the above-mentioned direction ie the direction in which the bottom part is removed from the carrier, offset from one another.
  • a connection device is actuated or connected and then the other.
  • a temporally offset connection of the two connection devices or the respective connection elements to a temperature control circuit is possible.
  • a spring-loaded arrangement of a connecting element can be achieved that at a delivery of the bottom part of the carrier first the respective connection element is moved before it cooperates with the other connection element or is joined together with this.
  • an automatic reset of this connection element can be achieved in a predetermined starting position.
  • the fastening mechanism has a locking element which is movable by a movement of the release element in the direction between at least two positions, wherein in one of these positions, a locking between the support and the bottom part or the side part is made and in the other position, a lock between the carrier and the bottom part or the carrier and the side part is released.
  • the release element it would thus be possible, for example, for the release element to be moved in the longitudinal direction of the plastic preforms and, as a result, a transverse movement of the locking element to be triggered.
  • the release element has a widening portion, for example, a conically widening portion or an inclined surface, which is preferably in contact with the locking element.
  • the locking element By this movement of the locking element, it is possible that engages in a further element of the fastening device as a result of movement of the release element, the locking element.
  • the locking element and particularly preferably the release element are arranged on the carrier.
  • a corresponding undercut or an engagement recess into which the locking element can engage is particularly preferably arranged at least indirectly on the base part, for example on the intermediate carrier or on a fastening body fixedly arranged on the intermediate carrier.
  • the locking element is movable by the movement of the release element in a direction different from the direction of movement of the release element direction.
  • an oblique surface ie an oblique surface formed with respect to the longitudinal direction, is preferably arranged on the release element, which forms a contact surface with the arresting element.
  • a plurality of the described locking elements are provided. It is possible that a plurality of locking elements are moved simultaneously by a movement of the release element and introduced, for example, in corresponding recesses of a holding element.
  • the locking element could also be an annular element which surrounds the release element and in particular the oblique surface of this release element in its circumferential direction.
  • the locking element is movable in a radial direction with respect to the longitudinal direction of the release element.
  • the locking element can engage behind a section of a further fastening element and in particular a fastening element arranged on an indirectly on the bottom part.
  • said fastening device is arranged at least in sections between the connection devices.
  • the fastening device it is possible for the fastening device to be arranged, for example, in a longitudinal direction of the plastic preforms in a radially inward region of the carrier and a fastening element.
  • the fastening device is preferably always disposed within the carrier and in particular not accessible from the outside.
  • the fastening device has a receiving space which is suitable for receiving a gaseous medium. This receiving space can be acted upon by a pneumatic means, for example with compressed air, so as to move the release element.
  • a piston can be arranged on the release element, which are arranged within the said receiving space.
  • This piston can be pressurized with compressed air so as to move the release element. Furthermore, it is possible that sealing elements are provided to seal the piston relative to the receiving space.
  • the fastening mechanism has a biasing device which urges the release element in a predetermined direction. This is advantageously a direction which requires a locking position. This is advantageously a position in which the locking element is delivered in the direction of a recess, so as to produce a lock.
  • this pretensioning device can also be tensioned onto the carrier in a locked state of the bottom part of this bottom part.
  • the device has a bottom part intermediate carrier, on which a recess is arranged, in which in turn at least parts of the fastening device are arranged.
  • the fastening device has a receiving space for receiving a pneumatic medium. If this receiving space is acted upon by a pneumatic medium and in particular by compressed air, thereby the release element can be moved. However, it would also be conceivable that the release element is moved using magnetic forces.
  • At least the bottom part and / or at least one side part are automatically removable from the respective carrier on which this bottom part or side part is arranged.
  • the release of the bottom part or side part from the carrier and / or the attachment of the bottom part or side part to the carrier is preferably carried out automatically.
  • a robot device can grasp the blow molding device, the fastening mechanisms can be released, and the blow molding device can be removed from the forming station.
  • the blow molding device can be removed in its entirety from the forming station.
  • the actuation of the fastening mechanism for the ground is coupled with the actuation of the fastening mechanism for at least one side part.
  • Such a coupling can be done pneumatically, but it would also be conceivable that this coupling is hydraulic or via an (electronic) control. In this way it is possible, in particular automatically, to remove all fastenings. tion mechanisms substantially, but not necessarily at the same time, but in one step to solve (to then remove the blow mold can) or to lock (so as to be able to arrange the blow mold at the forming station).
  • the present invention is further directed to a method of operating a device for converting plastic preforms into plastic containers, wherein in a working operation, the plastic preforms are expanded by being exposed to a flowable medium within a blow molding device, wherein the blow mold has a bottom part which is detachably arranged on a carrier and, with a first fastening mechanism, the bottom part is fastened to the carrier, and wherein the blow mold has at least one side part which is detachably arranged on a carrier and with a second fastening mechanism the side part is fastened to the carrier.
  • the first attachment mechanism is actuated by means of a flowable medium to unlock the bottom member relative to the carrier and the second attachment mechanism is actuated by means of a flowable medium to unlock the side member from the carrier, further comprising media attachment means to secure the attachment member flowable medium to supply the attachment mechanisms.
  • the present invention is further directed to a method for operating a device for converting plastic preforms to plastic containers, in particular a method for changing blow molds, wherein in a working operation, the plastic preforms are expanded by exposure to a flowable medium within a blow molding, said blow molding on a forming station is arranged and this forming station is arranged on a rotatable support, wherein the blow mold has a bottom part which is detachably arranged on a carrier and with a first fastening mechanism, the bottom part is fixed to the carrier and wherein the blow mold has at least one side part, which releasably is arranged on a support and with a second attachment mechanism, the side part is attached to this carrier.
  • an actuating device is brought into connection with the device or the forming station, such that at least one fastening mechanism can be actuated and, in particular, switched by means of a flowable medium.
  • the carrier is aligned with respect to the rotational position relative to the actuating device.
  • the blowing wheel can first turn, in particular by means of its main drive to a starting position, for example a position at which the blow mold of a first forming station can be changed.
  • an actuator preferably extends and establishes a positive connection.
  • the blowing wheel is precisely positioned by this production.
  • a robot gripper moves in and in particular produces a positive connection with the blow mold (so that the blow mold is preferably held (at least) by the robot). Compressed air for unlocking the blow molds or the side parts and the bottom part can be switched on via the above-mentioned positive connection between the actuating device and the transformation station.
  • Step 2 the mold carriers are opened, which is done in particular by a swiveling apart of the same. Furthermore, the bottom shape can be moved down. In this state, the blow mold is preferably held only by the robot device. It can now be started the shape changing process, ie it is removed from a blow mold and inserted another blow mold. In a further method step, the mold carrier is closed and / or the bottom mold is also moved upwards. The compressed air supply is switched off, with the result that - as mentioned above - the individual fastening mechanisms respectively lock. Furthermore, the bottom shape is also moved upwards. Finally, the actuator moves back, so that now prefers the blowing wheel no longer prevented from rotating by the actuator. The main drive now turns the blower to the next position to replace the next blow mold.
  • opening of the blow mold and / or unlocking of the mold carriers is carried out during a standstill of the conversion station.
  • opening of the blow mold and / or unlocking of the mold carriers is carried out after the blowing wheel has been positioned, and preferably also after a connection has been established between the reforming station and the actuating device.
  • this opening of the blow mold and / or the unlocking of the mold carrier is performed by an actuator and in particular a curve segment, which is part of the actuating device.
  • an actuator and in particular a curve segment is moved to open the blow mold and / or to unlock the mold carrier.
  • this attachment mechanism has a releasable in a predetermined straight direction release element, and by a displacement of this release element in a first predetermined position, the attachment of the bottom part and / or the side part of the (respective) carrier is released and by a displacement of this release element in a second predetermined position, the bottom part and / or the side part attached to the (respective) carrier.
  • At least one bottom part and / or at least one side part of this blow molding device is flowed through by a flowable temperature control medium, this temperature control medium being fed to the bottom part and / or the side part by means of a connection device.
  • the temperature control medium is supplied to the bottom part by means of a first connection device and discharged from the bottom part by means of a second connection device and connecting elements of the first connection device and connecting elements of the second connection device are connected to one another in a time-shifted manner during assembly or disassembly of the base part by the carrier or detached from each other.
  • FIG. 1 is an illustration of a forming device
  • FIG. 2 is a sectional view of a forming device
  • FIG. 3 shows a detailed representation of the forming device shown in FIG. 2;
  • FIG. 4 shows a further detailed illustration of the forming device shown in FIG. 2;
  • FIG. 5 shows a further detailed illustration of the forming device shown in FIG. 2;
  • FIG. 6 shows an illustration of the forming device with a common media connection device
  • FIG. 7 shows an illustration of a forming device with actuating device
  • Fig. 8 is a side view of the device shown in Fig. 7;
  • Fig. 9 is a detail view of the device shown in Fig. 7;
  • Fig. 10 is an illustration of the actuator with cam segments; and Fig. 1 1, the representation of the actuator of FIG. 10 with a forming station.
  • FIG. 1 shows a forming station 4 of a forming device according to the invention (not shown in its entirety) in a closed state.
  • This forming device 1 has a first blow-molded carrier part 44a and a second blow-mold carrier part 44b. These two parts can be unfolded with respect to a here vertical pivot axis S, so as to be able to enter a plastic preform in a blow mold.
  • Blow mold carrier shells 46a and 46b are arranged on these two blow mold carrier parts 44a, 44b. In this case, these blow mold carrier shells can be fixed by means of a (quick) attachment mechanism. This Schnellbefest Trentsme- mechanism can also be actuated automatically.
  • blow-molding side parts 52a and 52b are arranged on the blow mold carrier shells 46a, 46b.
  • the reference numerals 53a and 53b denote projections and gripping elements, respectively, on which the blow molds can be gripped and lifted by a change machine, such as a robot.
  • Reference numerals 56 and 58 refer to two locking elements which serve to lock the blow mold.
  • one locking element 58 is arranged on the blow mold carrier part 44a and the other locking element, which is pivotable with respect to a vertical axis, is arranged on the blow mold carrier part 44b.
  • the reference numeral 12 denotes a support on which the blow mold is arranged.
  • FIG. 2 shows a sectional view of the conversion station 1.
  • the blow molding part 52b can be seen, which is arranged on a blow mold carrier shell 46b and a blow mold carrier 44b.
  • Reference numeral 40 denotes the attachment mechanism by means of which the blow mold carrier shell part is arranged on the blow mold carrier part 46b.
  • a plastic preform can be expanded by applying compressed air to the plastic container.
  • compressed air is applied to the mouth of the plastic preform.
  • the reference numeral 42 denotes a bottom part of the blow mold, which also limits the cavity 5.
  • This bottom part 42 is arranged on an intermediate support 18, which also serves for adaptation to different Be gingnisgattitch.
  • the intermediate carrier 18 in turn is fastened to a fastening part 19 and this in turn via the fastening mechanism according to the invention on the support part 12th
  • Reference numerals 8 and 9 schematically indicate connection devices which serve to supply a cooling medium.
  • the corresponding fluid channels (not shown) initially extend radially inwards, then likewise in the vertical direction through the intermediate carrier 18 and thus reach the bottom part 42 in order to temper it.
  • the bottom part 42 (not shown) Temperiermediumkanäle on
  • FIG. 3 shows a detailed representation of the device shown in FIG.
  • the reference numeral 6 refers in its entirety to the attachment mechanism.
  • this fastening mechanism has a release element 62, which can be moved in the vertical direction or in the longitudinal direction L. Also, the removal of the blow mold takes place in this direction. Also, by this movement in the same direction, the terminal devices 8 and their connection elements 82 and 84 or 92 and 94 are separated from each other.
  • the release element or adjusting element can be lifted by applying compressed air, as explained in greater detail below, in order to release the lock between the support 12 and the fastening part 19 and thus also the locking with the bottom part of the blow molding device.
  • the fastening part 19 can be designed as a disk-like body, which is screwed for example to the intermediate carrier.
  • Reference character R denotes a direction perpendicular to the longitudinal direction L. In this direction, for example, the side parts can be removed from their respective carriers.
  • the reference numeral 96 refers to a spring element which biases the connection element 92 upwards. In this way, a time-delayed release of the two connection devices 8, 9 can be achieved.
  • the fastening mechanism shown in greater detail in FIGS. 3 to 5 can accordingly also be used for fastening the side parts to their carrier, ie in particular the blow mold carrier shells. In this case, however, the attachment mechanisms 6 shown in each case are arranged in a position which is rotated relative to the position shown substantially at 90 °.
  • FIG. 4 illustrates in more detail the operation of the fastening mechanism 6.
  • the release element 62 is pressed in the normal operating state by a spring element 65 downward.
  • the locking member 64 is pressed by the inclined surface 62 a to the outside and engages in this way in the fastener 66 a.
  • a separation between the element 72 and the carrier 12 can be prevented.
  • the actuator 62 will move upwards and in this way, the locking member 64 will withdraw and therefore no longer be in engagement with the fastener 66.
  • the fastening part 19 and thus also the bottom part can be lifted here in the direction L upwards.
  • the connection devices are separated, albeit delayed in time.
  • the reference numeral 69 refers to a guide means which serves to guide the release member 62.
  • This guide device 69 can engage in a bore of the release element 62, so that the release element 62 can slide relative to the guide means 69, but is guided by this guide means 69.
  • the locking element in the direction shown in Fig. 4 R is movable.
  • FIG. 5 shows a further detailed illustration of the fastening mechanism.
  • the inclined surface 62a can be seen, which, depending on the position of the adjusting element or release element, presses the locking element 64 radially outward.
  • Reference numeral 75 denotes a port for supplying compressed air. This connection is in flow connection with the receiving space 57 shown in FIG. 4, so that it can be pressurized by pressurization Compressed air release of the fastening mechanism 6 can be achieved.
  • the spring element 65 is achieved, however, that in a normal state, the bottom part is locked to the carrier 12.
  • FIG. 6 shows a further illustration of a device according to the invention.
  • a central media connection device 20 is shown schematically.
  • the flowable medium in particular compressed air, can be supplied to the individual attachment mechanisms via this central media connection device (shown only schematically).
  • this central media connection device here three flexible hoses (or flexible feed lines) 22, 24 and 26 are provided, which serve to direct the flowable medium. Due to the flexibility of these hoses it is achieved that it is also possible to open and close the blow mold with the hoses still connected, and at the same time the media connection 20 can be arranged stationarily. This means that the mold carrier halves and also the bottom support move in relation to this media connection 20.
  • FIG. 7 shows a further embodiment of a device according to the invention.
  • the rotatable support 2 is also shown, on which a plurality of reforming stations 4 (only one shown here) is arranged.
  • the actuating device 100 is shown here, which serves to solve the individual attachment mechanisms in a mold change.
  • This actuator 100 is stationary, i. the carrier 2 with the conversion stations 4 rotates relative to this actuator.
  • the actuating device has a (in particular stationary) frame or carrier 1 14, on which a drive 12 is arranged.
  • the reference numeral 1 refers to the device in its entirety.
  • the actuator element 102 has a first engagement means 104, preferably in the form of a positive-locking element, which can engage in a second engagement means 106 which is arranged at the transformation station.
  • first engagement means 104 preferably in the form of a positive-locking element
  • second engagement means 106 which is arranged at the transformation station.
  • FIG. 8 shows a side view of the device shown in FIG. Again, the actuator 100 is again provided as well as the actuator element 102, which along the double arrow P can be pushed up and down.
  • FIG. 9 shows a detailed representation of the device. It can be seen here in particular insertion bevels 104a, which can cooperate with corresponding slopes 106a, so as to achieve the exact positioning of the transformation station 4 relative to the actuator 100.
  • the reference numeral 1 16 denotes a carriage which is movable relative to the carrier 1 14 and which allows the delivery of the actuator element 102 to the forming station.
  • FIG. 10 shows a further illustration of the actuating device 100.
  • a first actuator 120 which here has a curve segment 122, can be seen.
  • This curve segment is mounted on a support 124.
  • This support 124 is movable (along with the curve segment 122 in a straight direction along the double arrow P1.)
  • Reference 126 denotes a bearing means and drive means for slidably supporting the curve segment 122.
  • the reference numeral 140 refers to a second actuator, which also has a arranged on a support 144 curve segment 142.
  • This curve segment 142 is also movable along a double arrow P2 and serves to unlock the locking mechanism of the forming station.
  • Reference numeral 148 denotes a drive means for moving the curve segment 142.
  • Fig. 1 1 shows a representation of the actuating device 100, to which a forming station is coupled.
  • a cam follower 152 of the forming station which serves to open and close the mold carriers, enters the cam segment 122 and can be moved therefrom (by actuating the drive means 126.) In this way, the mold carrier can be opened.
  • the cam roller 72 enters the cam segment 142 of the second actuator 140 and so can be unlocked by a corresponding movement of this cam segment 142, the lock between the mold carriers.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

L'invention concerne un dispositif (1) pour mouler des préformes en matériau synthétique en récipients en matériau synthétique, présentant au moins un poste de moulage (4), qui présente un moule de soufflage dans lequel les préformes en matériau synthétique sont expansibles par sollicitation par un milieu gazeux. Le moule de soufflage présente une partie de fond (42), qui est disposée de manière amovible sur un support (12), et un premier mécanisme de fixation (6) pour fixer la partie de fond (42) au support (12). Le moule de soufflage présente au moins une partie latérale (52a, 52b) qui est disposée de manière amovible sur un support (46a, 46b) et un deuxième mécanisme de fixation (40) pour fixer la partie latérale (52a, 52b) au support (46a, 46b). Selon l'invention, le premier mécanisme de fixation (6) peut être actionné au moyen d'un milieu fluide pour déverrouiller la partie de fond (42) par rapport au support (12) et le deuxième mécanisme de fixation (40) peut être actionné au moyen d'un milieu fluide pour déverrouiller la partie latérale (52a, 52b) du support (46a, 46b) et, en outre, un dispositif (20) de raccordement d'un milieu est destiné à alimenter les mécanismes de fixation (6, 40) en milieu fluide.
PCT/EP2015/073492 2015-10-09 2015-10-09 Dispositif de moulage par soufflage présentant un accouplement de fond à actionnement automatique et procédé pour le fonctionnement du dispositif associé WO2017059930A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP15778330.9A EP3294521B1 (fr) 2015-10-09 2015-10-09 Dispositif de moulage par soufflage présentant un accouplement de fond à actionnement automatique et procédé pour le fonctionnement du dispositif associé
EP18215190.2A EP3498451B1 (fr) 2015-10-09 2015-10-09 Machine de moulage par soufflage à accouplement de sol pouvant être actionné automatiquement
CN201580054143.3A CN107107447B (zh) 2015-10-09 2015-10-09 具有自动驱动的底部耦合器的吹塑机
PCT/EP2015/073492 WO2017059930A1 (fr) 2015-10-09 2015-10-09 Dispositif de moulage par soufflage présentant un accouplement de fond à actionnement automatique et procédé pour le fonctionnement du dispositif associé
US15/511,260 US10647047B2 (en) 2015-10-09 2015-10-09 Blow molding machine with automatically actuated base coupling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2015/073492 WO2017059930A1 (fr) 2015-10-09 2015-10-09 Dispositif de moulage par soufflage présentant un accouplement de fond à actionnement automatique et procédé pour le fonctionnement du dispositif associé

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WO2017059930A1 true WO2017059930A1 (fr) 2017-04-13

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US (1) US10647047B2 (fr)
EP (2) EP3498451B1 (fr)
CN (1) CN107107447B (fr)
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3661725B1 (fr) 2017-08-02 2022-01-19 Krones AG Changement de moule de soufflage automatique

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6450790B2 (ja) * 2017-03-02 2019-01-09 ファナック株式会社 表示システムおよび表示方法
DE102022115509A1 (de) * 2022-06-22 2023-12-28 Khs Gmbh Verfahren und Austauschvorrichtung zum automatisierten Austauschen einer äußeren Form einer Umformstation gegen eine Wechselform

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009050637A1 (de) * 2009-05-06 2010-11-11 Krones Ag Blasformanordnung
EP2444233A2 (fr) * 2010-10-19 2012-04-25 Krones AG Dispositif de formage par soufflage avec dispositif de serrage du moule et un procédé
DE102011050724A1 (de) * 2011-05-30 2012-12-06 Krones Aktiengesellschaft Simultanes Umrüsten von Verarbeitungsvorrichtungen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2269553A (en) * 1936-10-08 1942-01-13 Roessler George Glass machine and method of making glass
DE10033412B4 (de) 2000-07-08 2012-05-24 Khs Corpoplast Gmbh Vorrichtung zur Blasformung von Behältern
DE102008004773B4 (de) * 2008-01-16 2022-03-10 Krones Aktiengesellschaft Verfahren zum Umrüsten einer Blasmaschine
DE102009008632A1 (de) * 2009-02-12 2010-08-19 Krones Ag Vorrichtung zum Herstellen von Kunststoffbehältnissen
DE102009039699A1 (de) * 2009-09-02 2011-04-28 Krones Ag Verfahren und Vorrichtung zur Montage und/oder Demontage von Blasformen
DE102009054385B4 (de) * 2009-11-24 2014-11-06 Festo Ag & Co. Kg Kupplungsvorrichtung und damit ausgestattete Streckblasvorrichtung
US20130207319A1 (en) 2010-10-13 2013-08-15 Khs Corpoplast Gmbh Method and device for blow moulding containers
BR112013017592B1 (pt) * 2011-01-10 2021-02-17 Amcor Rigid Plastics Usa, Llc projeto de molde por sopro
DE102011106572A1 (de) * 2011-06-16 2012-12-20 Krones Aktiengesellschaft Blasformmaschine mit gleitlagergeführten Schwenkwellen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009050637A1 (de) * 2009-05-06 2010-11-11 Krones Ag Blasformanordnung
EP2444233A2 (fr) * 2010-10-19 2012-04-25 Krones AG Dispositif de formage par soufflage avec dispositif de serrage du moule et un procédé
DE102011050724A1 (de) * 2011-05-30 2012-12-06 Krones Aktiengesellschaft Simultanes Umrüsten von Verarbeitungsvorrichtungen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3661725B1 (fr) 2017-08-02 2022-01-19 Krones AG Changement de moule de soufflage automatique

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EP3294521B1 (fr) 2019-08-14
US20170291347A1 (en) 2017-10-12
EP3498451B1 (fr) 2020-06-24
EP3498451A3 (fr) 2019-09-18
EP3498451A2 (fr) 2019-06-19
EP3294521A1 (fr) 2018-03-21

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